Mini Speaker for iPod Nano, Classic, and Touch 1st, 2nd, and 3rd Gen with Audio and Battery Boost (GOLDEN BOX EDITION) GOLDEN BOX DELUXE EDITION Added battery life - last up to 2 times longer on 1 charge than comparable mini speakers Features high-quality rubberized enclosure for added stability on surfaces and a new, robust speaker accordion for added bass and sound clarity Comes with audio cord and usb connector (for charging) 100% guaranteed by Electrone!